Question
Which country has recently obtained the certification of
being malaria-free from the World Health Organization (WHO)?Solution
The World Health Organization (WHO) has certified Azerbaijan and Tajikistan for achieving elimination of malaria in their territories. The certification follows a sustained, century-long effort to stamp out the disease by the 2 countries.
According to Maxwell’s right-hand thumb rule, the direction of magnetic field lines around a current-carrying wire is indicated by the:
Minimum Distance for proper vision isÂ
What characteristic makes metals good conductors of electricity?
What is the SI unit for measuring speed?
A concave lens has a focal length 15 cm. If the object is placed at 30 cm from the lens, what is the image distance?
The time period of a second’s pendulum is –
Pulsars are :
A storm is predicted if atmospheric pressure:
In which material does sound travel the fastest?
What conditions must be met for stationary waves to form?
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